// Package layer_range_tree demo
// @Title layer_range_tree
// @Description
// @Author  == 琳琳也叫王木木 ==  2021/9/16 13:48
// @Create  2021/9/16 13:48
package layer_range_tree

//Definition for a binary tree node.
type TreeNode struct {
	Val   int
	Left  *TreeNode
	Right *TreeNode
}
